/**
 * BibSonomy-Database - Database for BibSonomy.
 *
 * Copyright (C) 2006 - 2016 Knowledge & Data Engineering Group,
 *                               University of Kassel, Germany
 *                               http://www.kde.cs.uni-kassel.de/
 *                           Data Mining and Information Retrieval Group,
 *                               University of Würzburg, Germany
 *                               http://www.is.informatik.uni-wuerzburg.de/en/dmir/
 *                           L3S Research Center,
 *                               Leibniz University Hannover, Germany
 *                               http://www.l3s.de/
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package org.bibsonomy.database.systemstags.search;

import org.bibsonomy.database.systemstags.SystemTagsUtil;

/**
 * System tag for representing relationships in social networking systems 
 * such as Facebook, BibSonomy, etc.  
 * 
 * @author fmi
 */
public class NetworkRelationSystemTag extends UserRelationSystemTag {

	/** the name of the network system tag */
	public static final String NAME = "network";

	// TODO: remove BibSonomy from name
	/** the network system tag for reporting a user as spammer */
	public final static String BibSonomySpammerSystemTag = SystemTagsUtil.buildSystemTagString(NAME, "bibsonomy-spammer");
	
	// TODO: remove BibSonomy from name
	/** the system tag for representing BibSonomy's friendship relation (==trust network) */
	public final static String BibSonomyFriendSystemTag = SystemTagsUtil.buildSystemTagString(NAME, "bibsonomy-friend");
	
	// TODO: remove BibSonomy from name
	/** the system tag for representing BibSonomy's follower relation  */
	public final static String FOLLOWER_SYSTEMTAG = SystemTagsUtil.buildSystemTagString(NAME, "bibsonomy-follower");
	
	@Override
	public String getName() {
		return NAME;
	}

	@Override
	public NetworkRelationSystemTag newInstance() {
		return new NetworkRelationSystemTag();
	}
}
